Installation; Electrical Connection - HEIDENHAIN 681045 Serie Installationsanleitung

Amplifier for stepper motors
Installation Instructions
Operating Instructions available at www.heidenhain.de

6. Installation

The safety of any system incorporating the use of this product is the
responsibility of the assembler or installer of the system.
Interfaces
Front
Axis motor input/output:
A
Provides power and velocity control
information to axis motors
Power cord connection
C
Replaceable fuse
D
Power switch
E
LED indicator:
F
5 V power indicator, green
LED indicators:
G
X, Y and Z axis fault indicators, red
Notice
Do not engage, or disengage any connections while the unit is under power.
Damage to internal components may result.

Electrical connection

Warning! Risk of electrical shock
A risk of electrical shock exists if this product is not properly grounded.
To avoid the hazard, always use a 3-conductor (grounded) power cord and
ensure the ground is properly wired to the building installation.
Warning! Risk of fire
A risk of fire exists if a power cord not meeting minimum specifications is
used.
To avoid the hazard, always use power cords that meet or exceed the minimum
listed specifications.
Connecting a power cord
To connect a power cord:
Verify that the power switch is in the off position
X X
Verify that the power cord is not plugged into the main power supply
X X
Insert the female end of the power cord into the power connector on the front of the
X X
product
Front (cont)
RS-232
H
Limit switch input: Receives signal
I
from limit switch to halt motor travel
in specified direction when limit is
reached
CNC input: Sends and recieves
J
information for control of CNC and
motors
Joystick input: Receives signals
K
from joystick for control of CNC and
motors
Power cord
L: Line voltage (brown)
N: Neutral (blue)
Protective conductor (ground)
terminal(green/yellow)
3-conductor (grounded)
Min. cable cross section: 0.75 mm
Max. cable length: 3 m
Power cord
2
5